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prove that secA(1-sinA)-2tanA=1
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secA-tanA-2tanA=1
secA-3tanA=1
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Hello I am having trouble with proving this:
sinA/secA+secA/cscA = tan(A)(2-sin^2(A)) So far I've gotten SinA/(1/cosA) +
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Please help with this one. I've worked it out in so many ways and can't tell what's correct.
sinA sinA ----- - ------ 1+sinA
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Verify/prove the following:
(sinA+tanA)/(1+secA) = sinA ______________________________ tanu = 1+sinu-cos^2u/cosu(1+sinu)
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i have a problem in dis sum from complex numbers
prove that (1+sinA+icosA)/(1-sinA-icosA)=i(secA+tanA)
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